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简便计算.49+256+35125×4425×99×4050×19×2379-125-7559×1019600÷25÷43536-(558+536)

题目详情
简便计算.
49+256+351           
25×44            25×99×40            50×19×2
379-125-75          59×101           9600÷25÷4          3536-(558+536)
简便计算.
49+256+351           
25×44            25×99×40            50×19×2
379-125-75          59×101           9600÷25÷4          3536-(558+536)
简便计算.
49+256+351            25×44            25×99×40            50×19×2简便计算.
49+256+351           
25×44           25×99×40           50×19×2 379-125-75          59×101           9600÷25÷4          3536-(558+536)379-125-75         59×101          9600÷25÷4         3536-(558+536)
▼优质解答
答案和解析
①49+256+351  
=(49+351)+256
=400+256
=656;
         
②25×44  
=25×4×11
=100×11
=1100;         
③25×99×40  
=(25×40)×99
=1000×99
=99000;
         
④50×19×2
=(50×2)×19
=100×19
=1900;

⑤379-125-75
=379-(125+75)
=379-200
=179;

⑥59×101
=59×100+59
=5900+59
=5959;
          
⑦9600÷25÷4
=9600÷(25×4)
=9600÷100
=96;

⑧3536-(558+536)
=3536-536-558
=3000-558
=2442.